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Alabandite Friedelite & Rhodochrosite

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MNT101232

Alabandite Friedelite & Rhodochrosite

ex Krantz, ex ? (Damour?)
Type Locality

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Description Tabs

Description
Locality: 
Aderville, Louron Valley, Hautes-Pyrénées, Occitanie, France
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.5 × 3 cm
Description

A very rare old timer from the 19th century with 2 old hand written labels: blackish alabandite is hosted by a mass of pink rhodochrosite (labeled with the old name dialogite) and the rare manganese silicate friedelite for which Aderville is the type locality.

Krantz material.  

Mineral Data
What's on the rock

Alabandite

Formula: 
MnS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0
Type Locality: 
Sacarîmb (Sãcãrâmb; Szekerembe; Nagyág), Deva, Hunedoara Co., Romania

Friedelite

Formula: 
(Mn,Fe)8Si6O15(OH,Cl)10
Strunz: 
9.EE.10
Hardness: 
4.0 - 5.0
Streak: 
White
Type Locality: 
Montagne d'Azet, Aderville, Louron Valley, Hautes-Pyrénées, Midi-Pyrénées, France...

Rhodochrosite

Formula: 
MnCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramureș Co., Romania

Seller Information

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Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger

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